body {
    font-family: Arial, sans-serif;
    padding: 10px;
    width: 200px;
    box-sizing: border-box;
}

.app {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

h1 {
    font-size: 15px;
}